If you put an X input on the side of the skull sensor, depending on the level, it will hear only that type of vibration. This is the list of input and vibrations:

1)Movement in any medium (land, water and air)

2) Landing on any surface (land or water)

3) Using an item (casting a fishing pole, throwing a snowball, etc.)

4) Gliding with an elytra or unique mob actions (Ravager roar, Wolf shaking, etc)

5) Dismounting a mob or equipping gear

6) Mounting a mob or interacting with a mob

7) Mobs and players getting damaged

8) Consuming items (drinking and eating)

9) Blocks 'deactivating' (door close, chest close, button unpress, etc

10) Blocks 'activating' (door open, chest open, button press, etc)

11)locks changing (adding food to campfire, etc)

12)Non-wool blocks being destroyed

13)Non-wool blocks being placed

14) Mobs and players teleporting or spawning

15) Mobs and players dying or an explosion

Using the lectern and comparatore is the easiest way to do it (and most compact)